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Q1.Removal of lons from hard water is called?

Medium
A Water softening
B Water Hardening
C Water Pasteurization
D Water Cleaning
Household Science PPSC 2026

Correct Answer: A

The process of removing hardness-causing ions (calcium, magnesium) from water is called water softening.

Q2.Normal hard water can be purified by?

Easy
A Adding salt
B Filtration
C Boiling
D Distillation
Household Science PPSC 2025

Correct Answer: C

Q3.Sedimentation is?

Hard
A Primary Process of Water
B Primary Process of Gas
C Primary Process of Sublimation
D None of these
Household Science PPSC 2026

Correct Answer: A